Geotechnical Engineering Lab


Equipment Title

Specifications

Description

INFRA-RED MOISTURE METER

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  • Capacity                 :   5 g approx.
  • Sensitivity              :   10mg approx.
  • Range                     :   0 to 100%(moisture content)
  • Reading accuracy  :   � 0.20%

  • Rapid and accurate measurement of moisture content of the material

SOIL CONE PENETROMETER

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  • Stainless Steel Penetration test cone:   35 mm long with a polished surface with an angle of 30 degrees

 

 

  • Determination of liquid limit simply and quickly

 PERMEABILITY TEST (FALLING HEAD METHOD)

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  • Stand with glass tubes of 6 mm, 10 mm and 20 mm dia approx.
  • Metallic mould 100 mm dia � 127.3 mm height, 1000 ml volume

 

 

  • Determination of coefficient of permeability of remoulded or undisturbed fine grained soil

 PERMEABILITY TEST (CONSTANT METHOD)

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  • Metallic mould 100 mm dia � 127.3 mm height, 1000 ml volume

 

 

  • Determination of coefficient of permeability of coarse grained soil

CONSOLIDATION TEST

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As per IS:2720(part XV)

  • Sample dimension : 60 mm dia x 20 mm thick
  • Maximum capacity : 20 kg/cm2

 

 

  • Determination of settlement of clayey soil

CALIFORNIA BEARING RATIO

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  • Load frame: 50 kN capacity, Three speed 1.5, 1.25 and 2.5 mm/min 
  • Mould gum metal 150 mm ID 175 mm height  
  • Penetration piston 50 mm face dia

 

 

  • Determination of Relative bearing ratio and expansion characteristic under known surcharge weight of base, sub-base and subgrade soils for the design of roads,pavements and runways

LABORATORY VANE SHEAR

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  • Torque Applicator Assembly, Capacity 2000 kg-cm.
  • Vane (with vane rod) 37.5 mm dia  75 mm high

 

 

  • Relationship designed for conducting in-situ Vane Shear Test from the bottom of the bore hole in saturated cohesive deposits, for determining their in-place shearing resistance

TRIAXIAL TEST APPARATUS

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  • Load cell capacity : 10 kN
  • Pore pressure transducer capacity : 20 kg/cm2
  • Displacement transducer range : 0-20 mm

 

 

  • To determine the shear strength parameters of soil

DIRECT SHEAR

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  • Type of shear : Direct/Residual Measurement 
  • Operation : Motorised 
  • Rates of strain (mm/min) : 1.25, 0.625, 0.25, 0.125, 0.05, 0.025, 0.01, 0.005, 0.002, 0.001, 0.0004, 0.0002 
  • Specimen size : 60 � 60 � 25 mm

 

 

 

  • To determine the shear strength parameters of soil

COMPACTION

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  • Light Compaction : 100 mm ID, 127.3 mm height, 1000 ml volume; Rammer 2.6 kg  � 310 mm fall
  • Heavy Compaction : 150 mm ID, 127.3 mm height, 2250 ml volume; Rammer 4.9 kg  � 450 mm fall 

 

 

  • Determination of maximum dry density and optimum moisture content

UNIVERSAL AUTOMATIC COMPACTOR

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  • Rammer : Circular faced 50 mm dia adjustable to 2.6 kg or 4.9 kg weight 

 

  • Drop : Adjustable to 310 mm or 450 mm
 

 

 

  • To compact the soil sample for sample prepartion